Loans and Allowance for Credit Losses - Analysis of Nonaccrual Loans by Category (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	$ 29,125	$ 30,968
Nonaccrual with No ACL	4,373	6,440
Nonaccrual with ACL	24,752	24,528
Community Bank
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	5,844	6,533
Nonaccrual with No ACL	4,373	6,440
Nonaccrual with ACL	1,471	93
Community Bank \| Commercial and industrial loans
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	149	2,151
Nonaccrual with No ACL	67	2,058
Nonaccrual with ACL	82	93
Community Bank \| Real Estate Portfolio Segment \| Residential real estate loans
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	1,695	38
Nonaccrual with No ACL	306	38
Nonaccrual with ACL	1,389	0
Community Bank \| Real Estate Portfolio Segment \| Commercial real estate loans
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	4,000	4,344
Nonaccrual with No ACL	4,000	4,344
Nonaccrual with ACL	0	0
CCBX
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	23,281	24,435
Nonaccrual with No ACL	0	0
Nonaccrual with ACL	23,281	24,435
CCBX \| Commercial and industrial loans
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	49	127
Nonaccrual with No ACL	0	0
Nonaccrual with ACL	49	127
CCBX \| Consumer and other loans: \| Credit cards
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	18,161	21,433
Nonaccrual with No ACL	0	0
Nonaccrual with ACL	18,161	21,433
CCBX \| Consumer and other loans: \| Consumer and other consumer loans
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual	5,071	2,875
Nonaccrual with No ACL	0	0
Nonaccrual with ACL	$ 5,071	$ 2,875

Financing Receivable, Excluding Accrued Interest, Nonaccrual, With Allowance

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Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease.

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